[Dune] passing functions as arguments

[Markus Blatt]

Somewhen in time the OP wrote:
> > > For that, the integrator procedure
> > > needs to sample from some function decided at runtime.

On Mon, Aug 11, 2014 at 10:31:36AM +0200, Christian Engwer wrote:
> we have an interface class for functions in dune-common. I didn't
> have a look whether we have example as well. In any case I'd suggest
> to use this interface as it allows many other people to use it
> without modifying their code. 

I kind of have the feeling that this does not work with switching the
function at runtime.

Markus

> 
> Christian
> 
> On 11. August 2014 10:06:38 OEZ, Aleksejs Fomins <aleksejs.fomins at lspr.ch> wrote:
> >Dear Jayesh,
> >
> >Thank you for your link. I will read through it closer today.
> >
> >I would still like to know if there is really a problem with simply
> >passing functions as arguments, before I go into more complicated stuff
> >
> >Cheers,
> >Aleksejs
> >
> >
> >
> >
> >On 08/08/2014 06:10 PM, Jayesh Badwaik wrote:
> >> Hi,
> >> 
> >> You have to use functors. You can see this for a basic reference:
> >> http://web.stanford.edu/class/cs106l/course-reader/Ch13_Functors.pdf
> >> 
> >
> >
> >-------------------------------
> >
> >Dear Dune,
> >
> >I have decided to implement an approximate integration method
> >alternative to the Quadrature Rule. For that, the integrator procedure
> >needs to sample from some function decided at runtime.
> >
> >How would you approach such a construction?
> >
> >As in, should I pass function/object as parameter? Also, I was told
> >that
> >I should avoid using virtual functions when doing this.
> >
> >Regards,
> >Aleksejs
> >
> >
> >
> >------------------------------------------------------------------------
> >
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> 
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